Shipping containers are in many ways an ideal building material because they are strong, durable, stackable, cuttable, movable, modular, plentiful and relatively cheap. Architects as well as laypeople have used them to build many types of buildings such as homes, offices, apartments, schools, dormitories, artists' studios and emergency shelters. Click here to view the first image in today's viral picture gallery. Continue reading for a viral video of the coolest cotton candy maker you'll see this week.